Function test_vector3

src/core/unit_tests.cpp:368–458

}

static void test_vector3()
{
	{
		const Vector3 a = { 1.2f,  4.2f, -2.3f };
		const Vector3 b = { 2.7f, -1.9f, -4.1f };
		const Vector3 c = a - b;
		ENSURE(fequal(c.x, -1.5f, 0.0001f));
		ENSURE(fequal(c.y,  6.1f, 0.0001f));
		ENSURE(fequal(c.z,  1.8f, 0.0001f));
	}
	{
		const Vector3 a = { 1.2f,  4.2f, -2.3f };
		const Vector3 b = { 2.7f, -1.9f, -4.1f };
		const Vector3 c = a + b;
		ENSURE(fequal(c.x,  3.9f, 0.0001f));
		ENSURE(fequal(c.y,  2.3f, 0.0001f));
		ENSURE(fequal(c.z, -6.4f, 0.0001f));
	}
	{
		const Vector3 a = { 1.2f,  4.2f, -2.3f };
		const Vector3 b = a * 2.0f;
		ENSURE(fequal(b.x,  2.4f, 0.0001f));
		ENSURE(fequal(b.y,  8.4f, 0.0001f));
		ENSURE(fequal(b.z, -4.6f, 0.0001f));
	}
	{
		const Vector3 a = { 1.2f,  4.2f, -2.3f };
		const Vector3 b = { 2.7f, -1.9f, -4.1f };
		const f32 c = dot(a, b);
		ENSURE(fequal(c,  4.69f, 0.0001f));
	}
	{
		const Vector3 z_axis = cross(VECTOR3_XAXIS, VECTOR3_YAXIS);
		ENSURE(fequal(z_axis.x, VECTOR3_ZAXIS.x, 0.0001f));
		ENSURE(fequal(z_axis.y, VECTOR3_ZAXIS.y, 0.0001f));
		ENSURE(fequal(z_axis.z, VECTOR3_ZAXIS.z, 0.0001f));

		const Vector3 x_axis = cross(VECTOR3_YAXIS, VECTOR3_ZAXIS);
		ENSURE(fequal(x_axis.x, VECTOR3_XAXIS.x, 0.0001f));
		ENSURE(fequal(x_axis.y, VECTOR3_XAXIS.y, 0.0001f));
		ENSURE(fequal(x_axis.z, VECTOR3_XAXIS.z, 0.0001f));

		const Vector3 y_axis = cross(VECTOR3_ZAXIS, VECTOR3_XAXIS);
		ENSURE(fequal(y_axis.x, VECTOR3_YAXIS.x, 0.0001f));
		ENSURE(fequal(y_axis.y, VECTOR3_YAXIS.y, 0.0001f));
		ENSURE(fequal(y_axis.z, VECTOR3_YAXIS.z, 0.0001f));
	}
	{
		const Vector3 a = { 1.2f,  4.2f, -2.3f };
		const f32 c = length_squared(a);
		ENSURE(fequal(c, 24.37f, 0.0001f));
	}
	{
		const Vector3 a = { 1.2f,  4.2f, -2.3f };
		const f32 c = length(a);
		ENSURE(fequal(c,  4.93659f, 0.0001f));
	}
	{